Finding the Fourth Proportional to 955,242.48, 1,318,237.02 and 525,553.68
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Solution
The fourth proportional to 955,242.48, 1,318,237.02 and 525,553.68 is: 725,265.40
Step by Step Solution
- Step 1: Write the proportion equation
955,242.48 : 1,318,237.02 = 525,553.68 : x - Step 2: Convert to fraction form
955,242.48/1,318,237.02 = 525,553.68/x - Step 3: Cross multiply
955,242.48x = 1,318,237.02 × 525,553.68 - Step 4: Simplify right side
955,242.48x = 692,804,316,973.23 - Step 5: Solve for x
x = 692,804,316,973.23/955,242.48 - Step 6: Final answer
x = 725,265.40
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.